In the blelow code example I have clearly describe "how to fetch data from api server side"? for this first I have created activity_signup.xml layout here I have added TextView, ImageView, ScrollView, EditText, Spinner and Button. Now See Coding part here i have used ArrayList for SelectCountry, SelectProvince, SelectCity, SelectSuberb these all spinners objects, go through the below example to know how to fetch data in Spinner from api code.

Step(1)signup_main.xml layout-
 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    android:background="@mipmap/background">

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/signup"
        android:gravity="center"
        android:textSize="@dimen/text_large"
        android:textColor="@color/font_color"
        android:layout_marginTop="@dimen/margin_large"/>
    <ImageView
        android:layout_width="match_parent"
        android:layout_height="0.5dp"
        android:src="@color/font_color"
        android:layout_marginTop="@dimen/margin_medium"
        />

<ScrollView
    android:layout_width="match_parent"
    android:layout_height="wrap_content">

<LinearLayout
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"

    android:paddingLeft="@dimen/margin_medium"
    android:paddingRight="@dimen/margin_medium"
    >


    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/select_user_type"
        android:textSize="@dimen/text_large"
        android:textColor="@color/font_color"
        android:layout_marginTop="@dimen/margin_large"/>

    <!--Select user type layout-->
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_marginTop="@dimen/margin_medium"
        android:layout_marginLeft="@dimen/margin_xlarge"
        android:layout_marginRight="@dimen/text_xlarge"
        android:weightSum="2">
        <LinearLayout
            android:layout_weight="1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content">
            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/radioButtonUser"
                android:src="@mipmap/rediobtn_select"/>
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/user"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textSize="@dimen/text_large"
                android:textColor="@color/font_color"
               />
        </LinearLayout>
        <LinearLayout
            android:layout_weight="1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content">
            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:id="@+id/radioButtonBusinessUser"
                android:src="@mipmap/rediobtn"/>
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/business_user"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textSize="@dimen/text_large"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

    </LinearLayout>
    <!--End of select user type layout-->


    <!--Field layout -->
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:layout_marginTop="@dimen/margin_large"
        android:layout_marginLeft="@dimen/margin_medium"
        android:layout_marginRight="@dimen/text_medium"
        android:background="@drawable/login_bg">

        <!--Email address layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_mail"/>
            <EditText
                android:id="@+id/emailAddressEditText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/email_address"
                android:inputType="textEmailAddress"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!--User name layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_user"/>
            <EditText
                android:id="@+id/userNameEditText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/username"
                android:inputType="text"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>

        <!--Enter name and surname  layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_user"/>
            <EditText
                android:id="@+id/userSurNameEditText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/enter_name_sirname"
                android:inputType="text"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!--Cell phone  layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_cell"/>
            <EditText
                android:id="@+id/userCellPhoneEditText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/cell_phone_nuber"
                android:inputType="phone"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>



        <!--Select country   layout-->
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="50dp"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_marginLeft="@dimen/margin_large"
            android:layout_marginRight="@dimen/margin_large"
            android:layout_marginTop="@dimen/margin_small"
            android:layout_marginBottom="@dimen/margin_small">

            <ImageView
                android:id="@+id/countryImageView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:src="@mipmap/icon_country"/>

            <Spinner
                android:layout_toRightOf="@+id/countryImageView"
                android:id="@+id/country_spinner"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:inputType="text"
                android:background="@android:color/transparent"
                android:layout_centerVertical="true"/>


            <ImageView
                android:layout_centerVertical="true"
                android:layout_alignParentRight="true"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="end"
                android:src="@mipmap/icon_drop_down"/>

        </RelativeLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>

        <!--Select province   layout-->
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="50dp"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_marginLeft="@dimen/margin_large"
            android:layout_marginRight="@dimen/margin_large"
            android:layout_marginTop="@dimen/margin_small"
            android:layout_marginBottom="@dimen/margin_small">

            <ImageView
                android:id="@+id/provinceImageView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:src="@mipmap/icon_country"/>

            <Spinner
                android:layout_toRightOf="@+id/provinceImageView"
                android:id="@+id/province_spinner"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"

                android:inputType="text"
                android:background="@android:color/transparent"
                android:layout_centerVertical="true"/>


            <ImageView
                android:layout_centerVertical="true"
                android:layout_alignParentRight="true"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="end"
                android:src="@mipmap/icon_drop_down"/>

        </RelativeLayout>


        !--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!--Select city   layout-->
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="50dp"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_marginLeft="@dimen/margin_large"
            android:layout_marginRight="@dimen/margin_large"
            android:layout_marginTop="@dimen/margin_small"
            android:layout_marginBottom="@dimen/margin_small">

            <ImageView
                android:id="@+id/cityImageView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:src="@mipmap/icon_country"/>

            <Spinner
                android:layout_toRightOf="@+id/cityImageView"
                android:id="@+id/city_spinner"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"

                android:inputType="text"
                android:background="@android:color/transparent"
                android:layout_centerVertical="true"/>


            <ImageView
                android:layout_centerVertical="true"
                android:layout_alignParentRight="true"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="end"
                android:src="@mipmap/icon_drop_down"/>

        </RelativeLayout>

        !--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>

        <!--Select city   layout-->
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="50dp"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_marginLeft="@dimen/margin_large"
            android:layout_marginRight="@dimen/margin_large"
            android:layout_marginTop="@dimen/margin_small"
            android:layout_marginBottom="@dimen/margin_small">

            <ImageView
                android:id="@+id/suberbImageView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:src="@mipmap/icon_country"/>

            <Spinner
                android:layout_toRightOf="@+id/suberbImageView"
                android:id="@+id/suberb_spinner"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"

                android:inputType="text"
                android:background="@android:color/transparent"
                android:layout_centerVertical="true"/>


            <ImageView
                android:layout_centerVertical="true"
                android:layout_alignParentRight="true"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="end"
                android:src="@mipmap/icon_drop_down"/>

        </RelativeLayout>

        !--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!-- &lt;!&ndash;Select country   layout&ndash;&gt;
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="horizontal"
             android:layout_margin="@dimen/margin_large">

             <ImageView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:src="@mipmap/icon_country"/>

             <Spinner
                 android:id="@+id/country_spinner"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:inputType="text" />

         </LinearLayout>
 -->
        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!--Password  layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_passwrod"/>
            <EditText
                android:id="@+id/userPasswordEditText"
                android:layout_width="match_parent"

                android:layout_height="wrap_content"
                android:hint="@string/enter_your_password"
                android:inputType="textPassword"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>

        <!--divider line -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0.5dp"
            android:background="@color/font_color">

        </LinearLayout>


        <!--Confirm Password  layout-->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:gravity="center_vertical"
            android:layout_margin="@dimen/margin_large">

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@mipmap/icon_passwrod"/>
            <EditText
                android:id="@+id/userConfirmPasswordEditText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/confirm_password"
                android:inputType="textPassword"
                android:textColorHint="@color/font_color"
                android:background="#00000000"
                android:textCursorDrawable="@drawable/custom_cursor_color"
                android:layout_marginLeft="@dimen/margin_medium"
                android:textColor="@color/font_color"
                />
        </LinearLayout>



    </LinearLayout>

    <!--Login button-->
    <Button
        android:id="@+id/signUpButton"
        android:layout_marginLeft="@dimen/margin_large"
        android:layout_marginRight="@dimen/margin_large"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="@dimen/margin_large"
        android:layout_marginBottom="@dimen/margin_large"
        android:background="@drawable/login_btn"
        android:text="@string/signup"
        android:textSize="@dimen/text_large"
        android:textColor="@color/font_color"/>


</LinearLayout>
    </ScrollView>
</LinearLayout>

Step(2)SignUpActivity-
 

public class  SignUpActivity extends ActionBarActivity implements View.OnClickListener,ActivityInterface ,AdapterView.OnItemSelectedListener {

    private ImageView radioButtonUser,radioButtonBusinessUser;
    private EditText userEmailEditText,userNameEditText,userSurNameEditText,cellNuberEditText,userPasswordEditText,userConfirmPasswordEditText;
    private Spinner countrySpinner,provinceSpinner,citySpinner,suberbSpinner;
    private Button singupButton;

    private String emailAddress,userName,userSurName,selectCountry,userCellPhone,userPassword,confirmPassword;
    private  int userType=0;
    private int selectedPosition;
    public static ArrayList<SelectCountry> selectCountriesList=new ArrayList<SelectCountry>();
    public ArrayList<SelectProvince> selectProvinceArrayList;
    public ArrayList<SelectCity> selectCityArrayList;
    public ArrayList<SelectSuberb> selectSuberbArrayList;
    private DataOffersArrayList dataOffers;

    private SelectCity selectCity;
    private SelectProvince selectProvince;
    private SelectSuberb selectSuberb;
    private String countryID=null, provinceID=null, cityID=null,superbID=null;


    private final static int PLAY_SERVICES_RESOLUTION_REQUEST = 9000;
    public static final String EXTRA_MESSAGE = "message";
    private String SENDER_ID="1025757029424";
    public static final String PROPERTY_REG_ID = "registration_id";
    private static final String PROPERTY_APP_VERSION = "appVersion";
    private GoogleCloudMessaging gcm;
    private Context context;
    private String regid;
    private Dialog dialog;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN);

        setContentView(R.layout.activity_signup);

        /* Google cloud messaging */
        context = getApplicationContext();
        if (checkPlayServices()) {
            gcm = GoogleCloudMessaging.getInstance(this);
            regid = getRegistrationId(context);
            MyUtility.showLog("regID.....",regid);
            registerInBackground();
        }

        //Initialize UI
        intializeUI();
        // Intialize spinner firs hint values
        intializeSpinnerHintValues();

        // fetch country name and code from server side
        fetchCountryItems();
    }

    /**
     * This function fetching country items as name and code when first activity open
     *
     */
    private void fetchCountryItems() {

        if (MyUtility.isConnected(this)) {
            ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair(Constsants.SELECT_COUNTRY, Constsants.SELECT_COUNTRY));
            WebServiceTask lineDataServiceTask =
                    new WebServiceTask(this, ServerUrl.BASE_URL+ServerUrl.SELECT_COUNTRY_API, nameValuePairs, Constsants.SELECT_COUNTRY_API_CODE,this);
            lineDataServiceTask.execute();
        }else
        {
            Toast.makeText(this,getResources().getString(R.string.internet_connectivity_msg),Toast.LENGTH_SHORT).show();
        }
    }


    // Intialize UI ID'S
    public void intializeUI(){


        dataOffers=DataOffersArrayList.getInstance();
        selectProvinceArrayList=dataOffers.getProvinceArrayList();
        selectCityArrayList=dataOffers.getCityArrayList();
        selectSuberbArrayList=dataOffers.getSuberbArrayList();


        radioButtonUser=(ImageView)findViewById(R.id.radioButtonUser);
        radioButtonUser.setOnClickListener(this);
        radioButtonBusinessUser=(ImageView)findViewById(R.id.radioButtonBusinessUser);
        radioButtonBusinessUser.setOnClickListener(this);

        singupButton=(Button)findViewById(R.id.signUpButton);
        singupButton.setOnClickListener(this);

        userEmailEditText=(EditText)findViewById(R.id.emailAddressEditText);
        userNameEditText=(EditText)findViewById(R.id.userNameEditText);
        userSurNameEditText=(EditText)findViewById(R.id.userSurNameEditText);
        cellNuberEditText=(EditText)findViewById(R.id.userCellPhoneEditText);

        countrySpinner=(Spinner)findViewById(R.id.country_spinner);
        citySpinner=(Spinner)findViewById(R.id.city_spinner);
        provinceSpinner=(Spinner)findViewById(R.id.province_spinner);
        suberbSpinner=(Spinner)findViewById(R.id.suberb_spinner);

        // Set here selected item listener to all spinners
        citySpinner.setOnItemSelectedListener(this);
        provinceSpinner.setOnItemSelectedListener(this);
        suberbSpinner.setOnItemSelectedListener(this);
        countrySpinner.setOnItemSelectedListener(this);


        userPasswordEditText=(EditText)findViewById(R.id.userPasswordEditText);
        userConfirmPasswordEditText=(EditText)findViewById(R.id.userConfirmPasswordEditText);


    }


    // intialize all spiner with intial values
    private void intializeSpinnerHintValues() {


        selectProvinceArrayList.clear();
        selectProvince = new SelectProvince();
        selectProvince.setProvinceName("Select Province");
        selectProvince.setProvinceID("0");
        selectProvinceArrayList.add(selectProvince);
        provinceSpinner.setAdapter(new ProvinceAdapter(selectProvinceArrayList, this));

        selectCityArrayList.clear();
        selectCity = new SelectCity();
        selectCity.setCityName("Select City");
        selectCity.setCityID("0");
        selectCityArrayList.add(selectCity);
        citySpinner.setAdapter(new CityAdapter(selectCityArrayList, this));


        selectSuberbArrayList.clear();
        selectSuberb = new SelectSuberb();
        selectSuberb.setSuberbName("Select Suberb");
        selectSuberb.setSuberbID("0");
        selectSuberbArrayList.add(selectSuberb);
        suberbSpinner.setAdapter(new SuberbAdapter(selectSuberbArrayList, this));

    }

    @Override
    public void onSuccess(int apiCode) {
        if(apiCode==Constsants.SELECT_COUNTRY_API_CODE){
           // Toast.makeText(this,"fetch list successfully", Toast.LENGTH_SHORT).show();
            //set adapter to spinner
            countrySpinner.setAdapter(new BrandAdapter(selectCountriesList));


        }
        if(apiCode==Constsants.SIGN_UP_API_CODE){
             if(SharedPreferenceManager.getInstance().getUserDetails(this,Constsants.RESPONSE_USER_TYPE).equals("0")) {
               //  Toast.makeText(this, "Registered successfully", Toast.LENGTH_SHORT).show();
                 Intent intent = new Intent(SignUpActivity.this, SelectLocationActivity.class);
                 intent.putExtra("activity","signup");
                 startActivity(intent);
             }else {
                 Intent intent=new Intent(SignUpActivity.this, ActivityAddBusiness.class);
                 startActivity(intent);
             }

        }
        if(provinceID.isEmpty()|| provinceSpinner==null)

        if(apiCode==Constsants.SELECT_CITY_API_CODE){
            selectCityArrayList=DataOffersArrayList.getInstance().getCityArrayList();
            citySpinner.setAdapter(new CityAdapter(selectCityArrayList,this));
        }
        if(apiCode==Constsants.SELECT_PROVINCE_API_CODE){
            selectProvinceArrayList=DataOffersArrayList.getInstance().getProvinceArrayList();
            provinceSpinner.setAdapter(new ProvinceAdapter(selectProvinceArrayList,this));
        }
        if(apiCode==Constsants.SELECT_SUBERB_API_CODE){
            selectSuberbArrayList=DataOffersArrayList.getInstance().getSuberbArrayList();
            MyUtility.showLog("SUBERB ARRAY LIST SIZE ",selectSuberbArrayList.size()+"");
            suberbSpinner.setAdapter(new SuberbAdapter(selectSuberbArrayList, this));
        }

    }

    @Override
    public void onFailed(int apiCode, String response) {
        if(apiCode==Constsants.SIGN_UP_API_CODE) {

            showDialogWithSuccessfull("Username Already exists and duplicate account is not permitted");

        }
        if(apiCode==Constsants.SELECT_COUNTRY_API_CODE){
            countrySpinner.setAdapter(new BrandAdapter(selectCountriesList));
        }
    }

    @Override
    public void onClick(View v) {

        switch (v.getId()){
            case R.id.radioButtonUser :
                MyUtility.showLog("click radion button user", "ok");

                if(userType==0){

                }else{
                    userType=0;
                    radioButtonUser.setImageResource(R.mipmap.rediobtn_select);
                    radioButtonBusinessUser.setImageResource(R.mipmap.rediobtn);
                }


                break;
            case R.id.radioButtonBusinessUser :
                MyUtility.showLog("click radion button busines user", "ok");

                   if(userType==1){

                   }else{
                       MyUtility.showLog("user type is one ",userType+"");
                       userType=1;
                       radioButtonUser.setImageResource(R.mipmap.rediobtn);
                       radioButtonBusinessUser.setImageResource(R.mipmap.rediobtn_select);
                   }

                break;
            case R.id.signUpButton :
                // do something

                    boolean isValid=validateInput();
                if(isValid) {
                    // check internet connectivity availability before run to API
                    if (MyUtility.isConnected(this)) {

                        registerUser();// this method run to API which register user

                    } else {
                        Toast.makeText(this, getString(R.string.internet_connectivity_msg), Toast.LENGTH_SHORT).show();
                        finish();
                    }
                }

                break;
        }

    }



    /**
     * to validate input text fields
     */
    boolean validateInput() {
        EmailValidator emailValidator = new EmailValidator();

        emailAddress=userEmailEditText.getText().toString().trim();
        userName=userNameEditText.getText().toString().trim();
        userSurName=userSurNameEditText.getText().toString().trim();
        userCellPhone=cellNuberEditText.getText().toString().trim();
        MyUtility.showLog("USER CELL NUMBER ",userCellPhone);
        selectCountry=selectCountriesList.get(selectedPosition).getCountryCode().toString().trim();
        userPassword=userPasswordEditText.getText().toString().trim();
        confirmPassword=userConfirmPasswordEditText.getText().toString().trim();

        if (!emailValidator.validate(emailAddress)) {
            userEmailEditText.setError("Please enter a valid email");
            userEmailEditText.requestFocus();
            return false;
        }

        if(userName.equals("")){
            userNameEditText.setError("Please enter  name");
            userNameEditText.requestFocus();
            return false;
        }

        if(userSurName.equals("")){
            userSurNameEditText.setError("Please enter  surname");
            userSurNameEditText.requestFocus();
            return false;
        }

        if(userCellPhone.equals("")){
            cellNuberEditText.setError("Please enter  cell phone number");
            cellNuberEditText.requestFocus();
            return false;
        }

        if(countryID.equals("null")){
            Toast.makeText(this,"Select Country",Toast.LENGTH_SHORT).show();
            return  false;
            //((TextView)countrySpinner.getSelectedView()).setError("Select a country ");
        }



        if(provinceID.equals("0") || provinceID.equals("null")){
            Toast.makeText(this,"Select Province",Toast.LENGTH_SHORT).show();
            return false;
            //((TextView)provinceSpinner.getSelectedView()).setError("Select province ");
        }


        if(cityID.equals("0") || cityID.equals("null")){
            Toast.makeText(this,"Select City",Toast.LENGTH_SHORT).show();
            return false;
            //((TextView)citySpinner.getSelectedView()).setError("Select city ");
        }

        if(superbID.equals("0") || superbID.equals("null")){
            Toast.makeText(this,"Select Superb",Toast.LENGTH_SHORT).show();
            return  false;
            //((TextView)suberbSpinner.getSelectedView()).setError("Select superb");
        }

        else if (userPassword.equals("")) {
            userPasswordEditText.setError("Please enter a valid password");
            userPasswordEditText.requestFocus();
            return false;

        }
        else if (userPassword.length()<6) {
            userPasswordEditText.setError("Password length must be 6 digit");
            userPasswordEditText.requestFocus();
            return false;

        }

        else if (!userPassword.equals(userConfirmPasswordEditText.getText()
                .toString())) {
            userConfirmPasswordEditText.setError("Passwords do not match");
            userConfirmPasswordEditText.requestFocus();
            return false;
        }

        return true;
    }

    // run api
    private void registerUser() {


        ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_REGISTER, Constsants.USER_REGISTER));
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_EMAIL_ID,emailAddress));
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_NAME,userName));
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_FIRST_NAME,userSurName));
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_COUNTRY,selectCountry));
        nameValuePairs.add(new BasicNameValuePair(Constsants.SIGNUP_CITYID,cityID));
        nameValuePairs.add(new BasicNameValuePair(Constsants.SIGNUP_PROVICEID,provinceID));
        nameValuePairs.add(new BasicNameValuePair(Constsants.SIGNUP_SUBERBID,superbID));
        nameValuePairs.add(new BasicNameValuePair(Constsants.REGISTRATION_ID,regid));
        nameValuePairs.add(new BasicNameValuePair(Constsants.DEVICE_TYPE,"android"));

        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_PASSWORD,userPassword));
        MyUtility.showLog("cell number registered ........",userCellPhone);
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_CELL_PHONE,userCellPhone));
        nameValuePairs.add(new BasicNameValuePair(Constsants.USER_TYPE,String.valueOf(userType)));
        WebServiceTask lineDataServiceTask =
                new WebServiceTask(this, ServerUrl.BASE_URL+ServerUrl.SIGN_UP_API, nameValuePairs, Constsants.SIGN_UP_API_CODE,this);
        lineDataServiceTask.execute();

    }

    // this method fetch province category's items from server based on selected id
    private void fetchProviceItems(String countryID) {

        MyUtility.showLog("Country Id########### ",countryID);

        if (MyUtility.isConnected(SignUpActivity.this)) {
            ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair(Constsants.SELECT_PROVINCE_SIGNUP, Constsants.SELECT_PROVINCE_SIGNUP));
            nameValuePairs.add(new BasicNameValuePair(Constsants.SELECT_CITY_SIGNUP, Constsants.SELECT_CITY_SIGNUP));
            nameValuePairs.add(new BasicNameValuePair(Constsants.COUNTRY_ID, countryID));


            WebServiceTask lineDataServiceTask =
                    new WebServiceTask(SignUpActivity.this, ServerUrl.BASE_URL + ServerUrl.SELECT_PROVINCE_API, nameValuePairs, Constsants.SELECT_PROVINCE_API_CODE,this);
            lineDataServiceTask.execute();
        } else {
            Toast.makeText(SignUpActivity.this, getResources().getString(R.string.internet_connectivity_msg), Toast.LENGTH_SHORT).show();
        }
    }

    // this method fetch city category's items from server based on selected id
    private void fetchCityItems(String provinceID) {

        MyUtility.showLog("Province Id######### ",provinceID);
        MyUtility.showLog("Country Id######### ",countryID);


        if (MyUtility.isConnected(SignUpActivity.this)) {


            ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair(Constsants.SELECT_CITY_SIGNUP, Constsants.SELECT_CITY_SIGNUP));
            nameValuePairs.add(new BasicNameValuePair(Constsants.PROVINCE_ID, provinceID));
            nameValuePairs.add(new BasicNameValuePair(Constsants.COUNTRY_ID, countryID));


            WebServiceTask lineDataServiceTask =
                    new WebServiceTask(SignUpActivity.this, ServerUrl.BASE_URL + ServerUrl.SELECT_CITY_API, nameValuePairs, Constsants.SELECT_CITY_API_CODE,this);
            lineDataServiceTask.execute();
        } else {
            Toast.makeText(SignUpActivity.this, getResources().getString(R.string.internet_connectivity_msg), Toast.LENGTH_SHORT).show();
        }
    }

    private void fetchSuberbItems(String cityID) {

        if (MyUtility.isConnected(SignUpActivity.this)) {
            ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair(Constsants.SELECT_SUBERB_SIGNUP, Constsants.SELECT_SUBERB_SIGNUP));
            nameValuePairs.add(new BasicNameValuePair(Constsants.CITY_ID, cityID));
            WebServiceTask lineDataServiceTask =new WebServiceTask(SignUpActivity.this, ServerUrl.BASE_URL + ServerUrl.SELECT_SUBERB_API, nameValuePairs, Constsants.SELECT_SUBERB_API_CODE,this);
            lineDataServiceTask.execute();
        } else {
            Toast.makeText(SignUpActivity.this, getResources().getString(R.string.internet_connectivity_msg), Toast.LENGTH_SHORT).show();
        }
    }


    @Override
    public void onItemSelected(AdapterView<?> parent, View v, int position, long id) {
            if(parent.getId() == countrySpinner.getId()) {
                countryID = SignUpActivity.selectCountriesList.get(position).getCountryCode();
               // MyUtility.showLog("selcted country id ",countryID+"");
                // Fetch the province items list from server by hit the api
                if (countryID.equals("0") || countryID.equals("null")) {
                   // MyUtility.showLog("countryID id null ", countryID + "");
                } else {
                    MyUtility.showLog("calling fetch province method here ",countryID+"");
                    fetchProviceItems(countryID);
                }

            }
          else  if (parent.getId() == provinceSpinner.getId()) {


                provinceID = selectProvinceArrayList.get(position).getProvinceID();
                MyUtility.showLog("selcted province  id ",provinceID+"");
                // Fetch the city items from server by the hit api
                MyUtility.showLog("SIZE OF PROVINCE ARRAY LIST ",selectProvinceArrayList.size()+"");

                if (provinceID.equals("0") || provinceID.equals("null")) {


                } else {
                    fetchCityItems(provinceID);
                }

            }

          else  if (parent.getId() ==citySpinner.getId()) {

                cityID = selectCityArrayList.get(position).getCityID();
                // Fetch the category items from server by the hit api

                System.out.println("select city items");
                if (cityID.equals("null") || cityID.equals("0") ) {
                    //fetchCityItems(provinceID);
                } else {
                    fetchSuberbItems(cityID);
                }

            }
           else if(parent.getId() == suberbSpinner.getId()) {

                superbID = selectSuberbArrayList.get(position).getSuberbID();
                MyUtility.showLog("sub urb id ", superbID);
            }
    }